235686531412 has 12 divisors (see below), whose sum is σ = 417420724896. Its totient is φ = 116423467160.

The previous prime is 235686531391. The next prime is 235686531427. The reversal of 235686531412 is 214135686532.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354949264 + ... + 354949927.

It is an arithmetic number, because the mean of its divisors is an integer number (34785060408).

Almost surely, 2^235686531412 is an apocalyptic number.

It is an amenable number.

235686531412 is a deficient number, since it is larger than the sum of its proper divisors (181734193484).

235686531412 is a wasteful number, since it uses less digits than its factorization.

235686531412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709899278 (or 709899276 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The spelling of 235686531412 in words is "two hundred thirty-five billion, six hundred eighty-six million, five hundred thirty-one thousand, four hundred twelve".